This is the special forces version of my m16.The triggers are:
aim
fire
am
fre
firep(shows only the muzzle flash os you can shoot from any other pose)
knee(will yust knee not animated)
kfire
checka(will knee and look around)
cfire(to fire from check poses)
Poses I made for this gun:





With thanks to dutch this gun with new poses and animations(checka,checkb,cfire,firep) IS DERIVABLE